Usually we suggest you go to a professional installer. any questions,Pls email us 7" 2 Din HD Car DVD Player Digital TV+WiFi 3G GPS Android 2.3 PAD MID This product is the first Car DVD that runs on Android 2.3 OS, it is not just a DVD player, but just one DVD player + one 3G WiFi PAD, so with this device, you can do many things, such as: visit websites, play games, DIY the program and so on, this is the first one in the world with these 2 in 1 functions, you deserve it! For the Car DVD Player, there are two LED Light Colors for your Choice: Orange/Blue. ISO 2 Din Size , 7 Inch (16:9) wide screen Monitor HD Digital LCD Screen, Resolution: 800*RGB*480 Super Sensitive Touch Screen Control Detachable Panel, after separation, one is Car Audio Player, one is MIDI PAD Google Android 2.3 Operation System 1GHz CPU, 512M RAM, very fast response Built-in 3000mA Battery, it can support longer work time Support WIFI & 3G Internet, you can connect a 3G USB dongle to fit your 3G Card Support OTG Function, directly play HD Movie or transfer Data from USB Device, Hard Disk etc. Support HDMI Screen Output to HDTV Micro SD Slot, USB 2.0 Port This PAD Built-in 2MP Camera, DV Recorder Free Map SD Card included as gift 4GB ROM Flash, You can download Android Software or Games from Android Market and install it on this unit Rear Camera :Night vision Camera,9 Infrared LED included,Wide-Angle Waterproof Color Camera Compatible with MP4 AVI WMA DVD VCD MP3 JPG... Digital TV:ATSC Support A2DP Bluetooth Function, can play stereo music through Bluetooth Radio Tuner, 30 Preset Radio Stations, with RDS function Support Steering Wheel Control, support Subwoofer Audio Output Back Sight Control, Hand Brake Control, Remote Control By Express: Generally, about 5-12 working days to UK, USA, AU.CA.We ship the item through express like DHL, FEDEX.